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Finding the Third Proportional to 105,456 and 230,368

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Solution

The third proportional to 105,456 and 230,368 is: 503,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,456 : 230,368 = 230,368 : x
  2. Step 2: Convert to fraction form
    105,456/230,368 = 230,368/x
  3. Step 3: Cross multiply
    105,456x = 230,368 × 230,368
  4. Step 4: Simplify right side
    105,456x = 53,069,415,424
  5. Step 5: Solve for x
    x = 53,069,415,424/105,456
  6. Step 6: Final answer
    x = 503,237.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.